Message ID | 1455873780-31935-1-git-send-email-sudipm.mukherjee@gmail.com |
---|---|
State | New |
Headers | show |
On Fri, Feb 19, 2016 at 10:23 AM, Sudip Mukherjee <sudipm.mukherjee@gmail.com> wrote: > If spi_read() fails then we just returned but we missed unlocking the > mutex. > > Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> Obviously correct, patch applied. Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/gpio/gpio-pisosr.c b/drivers/gpio/gpio-pisosr.c index 58ea08d..f9f1074 100644 --- a/drivers/gpio/gpio-pisosr.c +++ b/drivers/gpio/gpio-pisosr.c @@ -53,12 +53,10 @@ static int pisosr_gpio_refresh(struct pisosr_gpio *gpio) } ret = spi_read(gpio->spi, gpio->buffer, gpio->buffer_size); - if (ret) - return ret; mutex_unlock(&gpio->lock); - return 0; + return ret; } static int pisosr_gpio_get_direction(struct gpio_chip *chip,
If spi_read() fails then we just returned but we missed unlocking the mutex. Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org> --- drivers/gpio/gpio-pisosr.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)